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search.php
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<?php
include ('../../forsecret/db.php');
/**
* GET will request last 100 results.
* POST will specify search criteria as JSON.
*/
if (getenv('REQUEST_METHOD') == 'GET' || getenv('REQUEST_METHOD') == 'POST') {
/**
* In verison 5.6 of PHP ajax calls are no longer in POST.
* The request is POST but variables are stored in php://input.
*/
$json_forsearch = file_get_contents("php://input");
$php_forsearch = json_decode($json_forsearch, true);
/**
* Consider we can also search with GET request.
*/
if (isset($_GET['table'])) {
$php_forsearch['table'] = $_GET['table'];
}
$get_tag_where = "";
$get_article_where = "";
$get_genre_where = "";
$get_tag_sql = "";
$get_article_sql = "";
/**
* Tag negates all other where clauses.
* Single item has all search criteria set in the tag object.
*/
if (isset($php_forsearch['type'])) {
$get_article_where = "WHERE for_articles.type = '{$php_forsearch['type']}'";
$get_tag_where = "WHERE for_tags.type = '{$php_forsearch['type']}'";
$get_genre_where = "WHERE for_genres.type = '{$php_forsearch['type']}'";
}
if (isset($php_forsearch['subtype'])) {
if (strlen($get_article_where) > 0) {
$get_article_where .= "AND for_articles.subtype = '{$php_forsearch['subtype']}'";
} else {
$get_article_where = "WHERE for_articles.subtype = '{$php_forsearch['subtype']}'";
}
}
if (isset($php_forsearch['tag'])) {
switch ($php_forsearch['tag'][0]['table']) {
case 'for_articles':
$get_article_where = "WHERE for_articles.url = '{$php_forsearch['tag'][0]['tag']}'
AND for_articles.subtype = '{$php_forsearch['tag'][0]['object']}'";
break;
case 'for_tags':
$get_tag_where = "WHERE for_tags.tag = '{$php_forsearch['tag'][0]['tag']}'
AND for_tags.object = '{$php_forsearch['tag'][0]['object']}'";
break;
}
}
$get_tag_sql = "SELECT for_tags.tag_id,
for_tags.en_name,
for_tags.tag,
for_tags.object,
for_log.created,
'for_tags' AS `table`
FROM for_tags
LEFT JOIN for_log
ON for_tags.tag = for_log.tag
AND for_tags.object = for_log.object
{$get_tag_where}
GROUP BY for_tags.tag, for_tags.object";
$get_article_sql = "SELECT for_articles.article_id AS tag_id,
for_articles.title AS en_name,
for_articles.url AS tag,
for_articles.subtype AS object,
for_log.created,
'for_articles' AS `table`
FROM for_articles
LEFT JOIN for_log
ON for_articles.url = for_log.tag
AND for_log.table = 'for_articles'
{$get_article_where}
GROUP BY for_articles.url";
$get_genre_sql = "SELECT for_genres.genre_id AS tag_id,
for_genres.name AS en_name,
for_genres.tag,
'genre' AS object
FROM for_genres
{$get_genre_where};";
$get_platform_sql = "SELECT for_platforms.platform_id AS tag_id,
for_platforms.name AS en_name,
for_platforms.tag,
'platform' AS object
FROM for_platforms;";
$get_sticker_sql = "SELECT for_stickers.sticker_id AS tag_id,
for_stickers.name AS en_name,
for_stickers.tag,
for_stickers.lib,
for_stickers.subtype,
'sticker' AS object
FROM for_stickers;";
/**
* TODO: At some point this limit can cause issues.
*/
$get_result_sql = "ORDER BY created DESC
LIMIT 100000;";
if (isset($php_forsearch['tag'])) {
switch ($php_forsearch['tag'][0]['table']) {
case 'for_articles':
$get_search_sql = "{$get_article_sql}
{$get_result_sql}";
break;
case 'for_tags':
$get_search_sql = "{$get_tag_sql}
{$get_result_sql}";
break;
case 'for_imgs':
/**
* TODO: Images tables are not yet ready.
*/
break;
}
} else {
if (isset($php_forsearch['table'])) {
switch ($php_forsearch['table']) {
case 'articles':
$get_search_sql = "{$get_article_sql}
{$get_result_sql}";
break;
case 'tags':
$get_search_sql = "{$get_tag_sql}
{$get_result_sql}";
break;
case 'genres':
$get_search_sql = "{$get_genre_sql}";
break;
case 'platforms':
$get_search_sql = "{$get_platform_sql}";
break;
case 'stickers':
$get_search_sql = "{$get_sticker_sql}";
break;
case 'imgs':
/**
* TODO: Images tables are not yet ready.
*/
break;
}
} else {
$get_search_sql = "{$get_tag_sql}
UNION ALL
{$get_article_sql}
{$get_result_sql}";
}
}
$get_search_result = true;
$tags = array();
$get_search_result = mysqli_query($link, $get_search_sql);
if (! $get_search_result) {
$events['mysql']['result'] = false;
$events['mysql']['code'] = mysqli_errno($link);
$events['mysql']['error'] = mysqli_error($link);
goto end;
} else {
$events['mysql']['result'] = true;
}
while ($tag = mysqli_fetch_assoc($get_search_result)) {
$tags[] = $tag;
}
end:
/**
* Send the response back to the browser in JSON format.
* And finally close the connection.
*/
echo json_encode(
array(
'tags' => $tags,
'events' => $events
));
mysqli_close($link);
}
?>